function showCountry(str) {
	alert(" i have been called");
		var xmlhttp;
		if (str == "") {
			document.getElementById("txtHint").innerHTML = "";
			return;
		}

		if (window.XMLHttpRequest) {
			// code for IE7+, Firefox, Chrome, Opera, Safari
			xmlhttp = new XMLHttpRequest();
		} else {
			xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
		}
		xmlhttp.onreadystatechange = function() {
			if (xmlhttp.readyState == 4 && xmlhttp.status == 200) {
				document.getElementById("txtHint").innerHTML = xmlhttp.responseText;
			}
		};
		var url = "equipment.jsp";
		url += "?q=" + str;
		xmlhttp.open("GET", url, true);
		xmlhttp.send(null);
	}